55267180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67399}}^1$

素因数の和:67449

約数の個数: 24

約数和(自身を含む): 118893600

約数和(自身を除く): 63626420

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 67399, 134798, 269596, 336995, 673990, 1347980, 2763359, 5526718, 11053436, 13816795, 27633590, 55267180]

約数ペア:

[(1, 55267180), (2, 27633590), (4, 13816795), (5, 11053436), (10, 5526718), (20, 2763359), (41, 1347980), (82, 673990), (164, 336995), (205, 269596), (410, 134798), (820, 67399)]